CIM Inst.;
Shanghai Jiaotong Univ.;
Shanghi 200030;
China Mechanical Eng. Inst.;
Northeastern Univ.;
Shenyang;
110031;
China Mechanical Eng. Inst.;
Northeastern Univ.;
Shenyang;
110031;
China;
frictional; contact; analysis; BEM; compliance; matrix; method; VR;